bro vs manling

bro

• brother (a male sibling) 

• fratboy (or someone that espouses the fraternity bro culture) 

• brother (a male comrade or friend; one who shares one’s ideals) 

• brother (usually used to address a male) 

• he or him 

manling

• A young man; a boy. 

• A little man; a man of short stature.